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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Abs With EBD & BA & TRAC & VSC System - Diagnostics >> Circuit Inspection >> Brake Warning Light Circuit >> Inspection Procedure

Inspection Procedure

  1. Check parking brake switch circuit. See step 15 of  INSPECTION  .
    1. OK: Go to next step  .
    2. NG: Repair or replace parking brake switch circuit  .
  2. Check brake fluid level warning switch circuit. See step 14 of  INSPECTION  .
    1. OK: Go to next step  .
    2. NG: Repair or replace brake fluid level warning switch circuit  .
  3. Is DTC output ? 
    1. YES: Repair circuit indicated by the output code  .
    2. No: Go to next step  .
  4. Check BRAKE warning light  .

    See combination meter troubleshooting. See TROUBLESHOOTING .

    1. OK: Go to next step  .
    2. NG: Repair or replace bulb or combination meter  .

  5. Check for open or short circuit in harness and connector between combination meter and Skid Control ECU. See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  .
    1. OK: Check and replace Skid Control ECU  .
    2. NG: Repair or replace harness or connector  .